/**
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with this
 * work for additional information regarding copyright ownership.  The ASF
 * licenses this file to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * <p>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p>
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
package org.apache.hadoop.ozone.protocol.commands;

import com.google.common.base.Preconditions;

import org.apache.hadoop.hdds.protocol.proto
    .StorageContainerDatanodeProtocolProtos
    .LayoutVersionProto;
import org.apache.hadoop.hdds.protocol.proto
    .StorageContainerDatanodeProtocolProtos.SCMCommandProto;
import org.apache.hadoop.hdds.protocol.proto
    .StorageContainerDatanodeProtocolProtos
    .FinalizeNewLayoutVersionCommandProto;

/**
 * Asks DataNode to Finalize new upgrade version.
 */
public class FinalizeNewLayoutVersionCommand
    extends SCMCommand<FinalizeNewLayoutVersionCommandProto> {

  private boolean finalizeUpgrade = false;
  private LayoutVersionProto layoutInfo;

  public FinalizeNewLayoutVersionCommand(boolean finalizeNewLayoutVersion,
                                         LayoutVersionProto layoutInfo,
                                         long id) {
    super(id);
    finalizeUpgrade = finalizeNewLayoutVersion;
    this.layoutInfo = layoutInfo;
  }

  public FinalizeNewLayoutVersionCommand(boolean finalizeNewLayoutVersion,
                                         LayoutVersionProto layoutInfo) {
    super();
    finalizeUpgrade = finalizeNewLayoutVersion;
    this.layoutInfo = layoutInfo;
  }

  /**
   * Returns the type of this command.
   *
   * @return Type
   */
  @Override
  public SCMCommandProto.Type getType() {
    return SCMCommandProto.Type.finalizeNewLayoutVersionCommand;
  }

  @Override
  public FinalizeNewLayoutVersionCommandProto getProto() {
    return FinalizeNewLayoutVersionCommandProto.newBuilder()
        .setFinalizeNewLayoutVersion(finalizeUpgrade)
        .setCmdId(getId())
        .setDataNodeLayoutVersion(layoutInfo)
        .build();
  }

  public static  FinalizeNewLayoutVersionCommand getFromProtobuf(
      FinalizeNewLayoutVersionCommandProto finalizeProto) {
    Preconditions.checkNotNull(finalizeProto);
    return new FinalizeNewLayoutVersionCommand(
        finalizeProto.getFinalizeNewLayoutVersion(),
        finalizeProto.getDataNodeLayoutVersion(), finalizeProto.getCmdId());
  }
}
